4MLinux is a miniature Linux distribution focusing on four capabilities: maintenance (by using it as a system rescue live CD), multimedia (for example, for playing video DVDs), miniserver (using the inetd daemon), and mystery (meaning console games).

ClearOS is an integrated network server gateway solution for small and distributed organizations. The software provides all the necessary server tools to run an organization including email, anti-virus, anti-spam, file sharing, groupware, VPN, firewall, intrusion detection/prevention, content filtering, bandwidth management, multi-WAN, and more. You can think of it as a next generation small business server. Through the intuitive Web-based management console, an administrator can configure the server software along with integrated cloud-based services.

Zentyal Server aims at offering small and medium businesses (SMBs) a native drop-in replacement for Windows Small Business Server and Microsoft Exchange Server which can be set up in less than 30 minutes and is both easy to use and affordable.

OpenProtect is an anti-spam server that filters spam and blocks viruses, phishing, and other malware. Acts as an SMTP gateway and integrates with any email server like Postfix, Sendmail, qmail, Exim, Microsoft Exchange, Lotus Domino, Zimbra, etc.

PHP Server Monitor is a script that checks whether the servers/Websites on your list are running. Each server has its own notification settings. Notifications are made via email or text messages. Using the Web-based interface, you can add servers and manage users for each server.

OAQL Server allows you to connect, on all your networks, all your Java applications and all your SQL/NoSQL databases (from different suppliers), as if you had a single application/database in an oriented architecture environment.

libnode is a C++ implementation of Node.js. Just like Node.js, libnode provides non-blocking I/O, which enables you to develop scalable Web applications in C++. The memory management of libnode is automatic, based on either shared_ptr or bdw-gc. libnode is good to use on embedded devices because its system resource consumption is lower than Node.js.

UrBackup is an efficient client/server backup system for Linux and Windows. A client for Windows lets you backup open files and complete partition images. Incremental and full image backups are stored to disk in a efficient way with file level de-duplication on either Windows or Linux servers. An easy-to-use server Web interface lets you analyze storage usage, view logs, modify settings, and browse backups. Backup images can be restored using a prebuilt live Linux CD based on KNOPPIX.